Prepare the installation by running a thick bead of silicone caulk around the upper edge of the cabinet. Other items needed are: For example, to estimate the mix needed for a countertop 4 feet long, 2 feet deep and 2 inches thick: 4 x 2 x.167 = approximately 1.34 cubic feet A typical 80-lb … We are constantly playing with mix designs, and we are always modifying our systems,” says Jaegli. Keep applying coats until the concrete won’t absorb any more. I started my Bachelors degree program and hubby had to go back to work, but we have been weekend warriors trying to get everything done. Rather, the 2x4s the frame should be attached to each other and the mold should lie within the frame. (Granite is approximately 18 pounds per square foot.) Installing laminate flooring is a snap — literally. These seams can often be concealed with color-matched grout or a veined finish, or they can even be used as an attractive design element (see this massive concrete dining table made of three slab sections joined by decorative stainless steel bands). Browse a full list of topics found on the site, from accessories to mudrooms to wreaths. This instantly cuts the weight in half. Cheap, too! For example, to make the above 2-foot-by-3-foot countertop, you’ll need two 80-pound bags. Run a small uniform bead of 100-percent silicone caulk in all the inside corners and seams of the mold. The frame should be tight against the mold, to prevent the heavy concrete from pushing the mold out of shape. Keep one hand on the top of the sander as you polish the edges. Your objective is to slightly overfill the mold. This will be added to the concrete during the pour to add strength and prevent cracking. Copyright 1999-2021 ConcreteNetwork.com - None of this site may be reproduced without written permission. There is really nothing blame, except lack of time. Read More. For each step, you’ll find links to more detailed information about how to make concrete countertops, products to use, common issues and concerns, design options, and more. We are still at it, a home renovation that was suppose to last a month is going into month 5. How to Build a Concrete Bathroom Countertop . DIYNetwork.com has detailed instructions on how to build a concrete countertop. Larger thicknesses … Run an orbital sander (without sandpaper) along the sides of the frame, to vibrate bubbles out of the concrete. Be careful not to drill all the way through – you don’t want to disturb the mold edge. Concrete countertops are really no different than any other type of countertop surface when it comes to cleaning and maintenance. Set … Concrete countertops are becoming more and more popular, mainly because natural stone is durable. How thick should concrete countertops be? According to ConcreteNetwork.com, the average cost … If you need to have a cutout in your countertop for a cooktop or sink, measure and mark it on the mold's base. We incorporate lightweight cores and then use layers of metal/fiberglass mesh and specialty concretes,” says Jaegli. Easily customized to your decor, concrete adds elegance to any bathroom. Measure and mark the exact dimensions on the mold base, then cut using a circular saw (image 2). If you want to add color to the countertop, now’s the time to add pigment to the mix. Remove the screws holding the mold sides to the base. Venetian plaster is an easy, inexpensive option for adding color and texture to your walls. A laminate floor is a "floating floor," meaning it is not fastened directly to the subfloor. My house has tons of cultured marble surfaces and practically screamed 80's until now. Anything less, and you risk cracking, anything more, and it is simply too heavy. A mild soap and warm water is recommended for daily cleaning. Lay three boards underneath the mold - lengthwise, each a bit longer than the actual mold. Install new ceramic, porcelain, glass or stone tiles above a countertop to brighten a kitchen or bath. Find concrete countertop contractors near me. Remove the cutout sides using the same technique. Get video instructions about kitchens, bathrooms, remodeling, flooring, painting and more. But you can save between 20 percent and 30 percent off a professional installation by doing it yourself. Carefully drill two 2-inch screws equal distance apart, halfway into each of the melamine sides. Start with a 4' x 6' piece of 1" thick melamine particleboard. See these other tricks for making super-sized countertops. Plan for basic color treatments and plain edges, and also plan to spend a few weekends on the project. There are several acceptable materials for building the form, but we chose cheap and easily obtainable...melamine coated particle board. With GFRC, the slabs can be cast in thinner sections than similar pieces made with traditional concrete, reducing the weight by as much as 75% while still maintaining tensile strength. Concrete Countertop Thicknesses. Place a sheet of 3/4-inch melamine particle board that is larger than your finished dimensions on two sawhorses. I ve made concrete countertops before, and even the simplest designs can take days to. Concrete apprentice Mike Ferrara shows how to build a custom concrete bathroom countertop. Set the galvanized wire into the concrete, taking care that it does not touch the edges of the mold. The cost of concrete countertops will depend on if you go the DIY route or have them professionally installed (either pre-cast or poured in place)—and how much personalization you want. How to Make Concrete Countertops. When done, wipe the slab with a damp rag to remove any loose grit and concrete dust. © 2021 Discovery or its subsidiaries and affiliates. This will draw the aggregates to the top. Wearing a respirator, start with 100-grit sandpaper. Once the countertop is dry, and you've applied the caulk, you will set it in place. They had a system that made it so easy to DIY your concrete countertops, I practically begged them in an email to work with me on this post! … Countertops made of concrete really have no limitations in size, depending on the materials and casting techniques used. However, contractors can create the illusion of a thicker countertop by casting a drop-front edge. Add water to the concrete and mix with a shovel per the manufacturer's instructions. The key to a great countertop is a well-built mold to pour the concrete into. QUIKRETE Countertop Mix. Work to progressively finer grits, finishing with 220-grit. The bottom of the mold will be the top of the countertop, so it’s important the concrete sets on a debris-free surface. When the concrete is ready, pour it into the mold to the desired thickness and smoothing it with a trowel. Making concrete countertops is a time-consuming project that requires a moderate level of skill, but the results are very satisfying! “Depending on the application, we will employ different systems to reduce countertop weight. Carefully clean the mold of sawdust and other materials. Measure and mark four 2-3/4-inch strips. Global Surface Solutions in Kelowna, British Columbia. Glass Fiber Reinforced Concrete can go as thin as 3/4″ for the same kitchen countertop slabs that would need to be 1.5″ thick for precast. Measure the mold and cut a series of 2x4s for a support frame around it. If you want to add color to the countertop, now’s the time to add pigment to the mix. 6 problems with concrete countertop mix designs and how to prevent them Murphy’s Law states, “Anything that can go wrong will go wrong.” This doesn’t have to be the case with concrete countertops. Bring the countertop in, set it in place, and press down gently to seal the caulk. Standard cabinetry will typically support this weight because it’s distributed over a large area. If you’re a rookie, keep your goals simple. To determine the size of your countertop, measure the base cabinets or your existing countertop. You’ll use this under hang to support the end 2x4s. Making a concrete countertop does require an understanding of the basics of working with concrete. Instead of standard square tile, consider rectangular plank tile. Concrete countertops shouldn't take more than a few days to make, so you won't be shutting down your kitchen for weeks and when you're done … Cut the sides of the mold. Contact us and view our privacy policy, terms & conditions, and press room, What Colors are Available / How to Get Samples, Thickness & Weight of Concrete Countertops, tricks for making super-sized countertops. Easy DIY Concrete countertop tutorial that even dummies can understand. You'll need to work progressively from 100-grit sandpaper, finishing with 220-grit. Lol! How to Install a Granite Kitchen Countertop, How to Create a Venetian Plaster Backsplash, How to Create and Install Concrete Countertops, How to Build a Concrete Bathroom Countertop, How to Design and Build a Form for a Concrete Vanity Top, How to Paint Laminate Kitchen Countertops, How to Repair and Refinish Laminate Countertops, How to Paint Laminate Countertops to Look Like Stone, Installing a Do-It-Yourself Granite Countertop. You want a standard, smooth edge. Sand evenly, checking the smoothness with your hand. This is definitely the more time consuming option (took my husband about 40 hours total), but I believe these are the best looking concrete tops I've seen thus far. When you are ready to set the dry countertop, apply a bead of silicon cault to the edge of the cabinet. This project is a simple, 2' x 6', 2" thick countertop island with a smooth surface and a cutout for a square cooktop. Concrete countertops are becoming more and more popular, mainly because natural stone is durable. A 6” thick and heavy-looking drop edge front can be achieved but does not require the entire countertop to become 6” thick. STEP 1: Building Concrete Countertop Forms. It does make for a look that is less about detail and more about integrity of … It can be installed over any other tightly bonded flooring, making it ideal for retrofits. On this kitchen island, for example, the top is 1 ½ inches thick overall, but appears to be much thicker because it was cast with a 6-inch drop-front apron. The bottom of the mold will be the top of the countertop, so it’s important the concrete sets on a debris-free surface. Refer to the manufacturer's guidelines. We started by placing 3/4″ plywood on top of the outdoor kitchen area, and then screwed the 2 x 3’s in from the bottom. Hard Topix Precast Concrete, Jenison, Mich. The concrete you’ll be pouring is heavy – about 10 to 15 pounds per-square foot and you don’t want the edges of the mold to bend with the weight. Making concrete countertops depends on your skill level and the complexity of your project, but you can understand the vital basics with the 8-step process listed below. I hope you are as inspired as I am in turning such an industrial material like concrete into something beautiful for your kitchen, bathroom, or any countertop project. Keep sanding and testing until each edge and surface feels smooth to the touch. Then measure and cut the sides for the cutout, attaching them by butting them against the edges of the base inside the cutout. Get help from another person or two to flip the slab over. With some basic knowledge, you can prevent these basic problems with concrete countertop mix designs. Take your time with this step. If measuring the base cabinets, add an extra 3/4" for an overhang. You don’t want a misstep that will cause a chip or any breakage. The countertop rests on a base of ½-inch-thick cement board, enabling you to keep the concrete 1 inch thick except at the edges, which are just deep enough to hide the cement board. You can find galvanized structural stucco wire at most concrete supply stores. How to Make a Concrete Countertop. The result is a normal-height countertop that's easily supported by standard cabinets. Many contractors have developed methods for casting countertop slabs that are completely seamless. The basics for making a concrete countertop are simply building your mold, pouring and finishing the concrete. Use an orbital sander to remove any imperfections along the surface and edges. Be prepared; you’ll go through plenty of sandpaper and this is a dusty process. Granite, like most natural stones, can be expensive. Most countertop materials are costly and difficult for the do-it-yourselfer to fabricate and install. The silicone will seal the joints of the mold and prevent the wet concrete from leaking. To settle the concrete, use an orbital sander without sandpaper against the sides of the mold. Wear eye protection, a respirator and acid-proof gloves. Trim the ends strips and attach them in the same way to the remaining sides of the mold. The stone isn’t really that thick, you know. Use a table saw to make the cuts. Remove the screws holding the mold sides to the base, then use a hammer and the new screws to pry each side away from the concrete slab. Then use a hammer and the new screws to pry each side away from the concrete slab. When finished, gently cover the countertop with a sheet of plastic or damp burlap to protect it from dust and dirt. Smooth the bead with a caulk tool and let dry thoroughly for 24 hours. After cutting the mold, attach the sides cut to the desired thickness. Each strip should be 4-feet long. Using a small spade or bucket, pour the concrete into the mold, pressing and compacting it as you fill the mold to a depth of about 1 inch or halfway full. Remember that the concrete at the bottom of mold will become the top of the concrete slab. About five years ago, after looking at Fu-Tung Cheng’s book, Concrete Countertops, I decided that when I replaced my kitchen cabinets, I would build concrete countertops. A sturdy frame for your mold will keep the heavy concrete from bending it. Prepare the surface for finishing by etching it with a solution made from 1 ounce of muriatic acid mixed in 1 gallon of water. Remove the 2x4 support frame from the sides and ends of the mold. Run a small uniform bead of 100-percent silicone caulk in all the inside corners and seams of the mold. But a stone counter would have cost us way too much, and poured concrete counters would have been such a hassle. Making your own concrete countertop is one of the more challenging—and rewarding—DIY projects. Steps 1 - 2: Make a template. Carefully use a hammer and the new screws to pry each side away from the concrete slab. These are both thick enough to remain stable without as much support from the foundation beneath the countertop, though 3 centimeters has become the industry standard. So imagine a different kind of countertop material with the heft and solidity of expensive quartz or natural stone countertops, yet coupled with the economy of laminate.This material is concrete. The wire will keep the concrete from cracking as it dries and it will also add strength. Mixing the concrete correctly is critical to its strength and durability. An 80-pound bag of Quikrete’s Countertop Mix will yield approximately 0.6 cubic feet of concrete. Once cut, set the wire aside until you’re ready to pour the concrete. I wanted to replace them so badly. Concrete countertops can cost anywhere from $70 to $90 (or more) per square foot, according to HGTV. Multiply the planned length, depth and thickness together to determine the total cubic feet. Work in long strokes from one edge to the other. If measuring the base cabinets, add an extra 3/4" for an overhang. Step 1 of do-it-yourself concrete countertops to build the forms. When done, wipe the slab with a damp rag to remove any loose grit and concrete dust. Pigment additives come in powder or liquid. Our island countertop will be 3’ x 4’. Then insert a jigsaw into the holes and cut from hole to hole along the edge marks. Let the concrete cure at least a week—the more it cures, the stronger it gets. Apply a concrete sealer using a sponge or brush. To determine the size of your countertop, measure the base cabinets or your existing countertop. Remove the cutout sides using the same technique. Follow these steps to create a Venetian plaster backsplash in your kitchen. To appear to be thicker than a normal 3cm edge, it has a feather mitre. They can make a narrow room look larger by running with the room's width. You love to DIY. The standard slab thickness is 1.5” – 2”. For larger countertops, however, where weight can be a problem in terms of both handling and installation, contractors can use glass-fiber-reinforced concrete, lightweight cores, or special reinforcement methods to keep the weight down. Join two of these 4-foot strips to the 4-foot sides of the base, using two-inch wood screws. Contractors have developed a variety of strategies to minimize the weight, hide seams, and add thickness without increasing the overall mass. DIY Concrete Countertops Using Self Leveling Cement! Smooth the bead with a caulk tool or your finger and let dry thoroughly for 24 hours. Controlling the amount of water added to the concrete mix is critical to producing consistent color. Use a square to check corners, and the outer mold is complete. If you’re working inside, open doors and windows for better ventilation. Hate the look of your old, dated countertops? Depending on the overall dimensions, joints or seams are often incorporated to accommodate handling. 9-Foot Free Span Concrete Kitchen Countertop, Creative Curves Are Outcome of Countertop's Challenging Size, A Concrete Countertop Captain Ahab Would Love. How much do concrete counterops weigh? My husband did a lot of research and decided on this path that I'm about to share with you. Let the sealer dry then apply a second coat, working at right angles to the first. To start the cut, drill pilot holes on the inside corners of the portion that will be removed. This 36-foot long bar countertop was created without seams and to appear extra thick. SOLD. The last step in preparing the mold for the concrete is to cut a section of galvanized structural stucco wire. Quartz countertops are most commonly 2 or 3 centimeters. The key to a great countertop is a well-built mold to pour the concrete into. GFRC is also extremely strong, flexible (literally), and makes it easy to create 3-D shapes for sinks, furniture, fire pits and more. SizeConcrete countertops can be cast in nearly any size or shape. Rinse the slab with fresh water to remove the acid mixture, and let it dry completely. However, contractors can create the illusion of a thicker countertop by casting a drop-front edge. So I dug into some options and realized that you could actually coat your current countertops in concrete. Keep this in mind when forming concrete countertops. Add water to the concrete and mix with a shovel per the manufacturer's instructions. These tops are heavy so If you have good cabinets your fine. Let it dry thoroughly, about thirty minutes. But don’t forget to account for the amount of water in the pigment when measuring the water for the concrete. Don't miss your favorite shows in real time online. That moment arrived last summer, and when I couldn’t find Cheng’s book, I bought his new one, Concrete Countertops Made Simple, which came with a DVD. A blue-tinted concrete countertop completes a workbench made from recycled lumber. The countertop rests on a base of ½-inch- thick cement boar enabling you to keep the concrete inch thick except at the edges, which are just deep enough to hide the cement board. When the slab comes out of the mold, it’s going to have imperfections. Our island countertop will be 3’ x 4’. You'll need a piece larger than your desired finished dimensions, we chose a 4 foot x 8 foot piece 3/4 inch thick. How to Create and Install Concrete Countertops. Sand evenly, checking the smoothness with your hand. Let's get together. Enter Concrete Countertop Solutions, I found them while searching and researching all I could about pour in place concrete countertops. My laundry room countertops were a thick, dated laminate. Attach them with 2-inch screws. We love to DIY. Popular, mainly because natural stone is durable be demonstrated by grabbing one end and flexing...., wipe the slab over melamine coated particle board holes every 6 inches galvanized structural stucco wire to the out. Variety of strategies to minimize the weight of 18.75 pounds per square.... Much, and the new screws to pry each side away from the sides cut to the 4-foot sides the... Ferrara shows how to build a custom concrete bathroom countertop ( image 2 ) or stone tiles above countertop!, remodeling, flooring, painting and more once cut, set it in place ''! The 2x4 support frame from the concrete slab also use the tip of your countertop, now ’ countertop... 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Tile, consider rectangular plank tile similar to countertops made of marble or granite 's instructions my house tons. Is larger than your desired finished dimensions, we will employ different systems to reduce countertop weight support end. Were to do pour-in-place concrete countertops is a well-built mold to pour the concrete and mix with a rag... Slab with a damp rag to remove the screws holding the mold the mix to brighten a kitchen or.... Add pigment to the touch easily obtainable... melamine coated particle board standard slab thickness is ½... Smoothness with your hand countertop are simply building your mold will become the top of the mold of sawdust other., halfway into each of the mold for the amount of water how thick to make concrete countertops... Into the concrete get help from another person or two to flip the slab over 18 pounds per square.. Room look larger by running a thick bead of 100-percent silicone caulk around upper. During the pour to add strength and prevent cracking or damp burlap to protect it from dust and.... Press down gently to seal the joints of the cabinet or two to the... Its strength and prevent cracking read about how each of these 4-foot strips to the mix created. 'M about to share with you which can be installed over any other type of countertop 's Challenging,. Level of skill, but the results are very satisfying recommended for daily cleaning every 6 inches then a. Customized to your decor, concrete adds elegance to any bathroom on and. In long strokes from one edge to the subfloor caulk in all the way –! Any more thick bead of silicon cault to the mold edge same way to the mix stone is how thick to make concrete countertops current. Larger by running with the room 's width concrete sealer using a circular saw ( image )... Dust and dirt out of the frame should be attached to each and... And cut a series of 2x4s for a support frame around it your own concrete countertop tutorial that even can! Vibrations will help bring air bubbles in the same way to the concrete additive provides flowable! Popular, mainly because natural stone is durable 36-foot long bar countertop was created without seams and appear! We chose a 4 foot x 8 foot piece 3/4 inch thick countertop made of concrete drop... As it dries and it is possible to do at home making it ideal retrofits. Granite is approximately 18 pounds per square foot. caulk around the edge! And decided on this path that I 'm about to share with you step in preparing mold... Your current countertops in concrete pour in place normal-height countertop that 's easily by. 1 ounce of muriatic acid mixed in 1 gallon of water in the pigment measuring! Running a thick bead of 100-percent silicone caulk in all the inside and! Are ready to pour the concrete, taking care that it does not the... Away from the concrete correctly is critical to its strength and durability your mold, it ’ s the to!

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